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Home > Line Card > Knowles Syfer > Capacitors > Ceramic Capacitors
Knowles Syfer

Knowles Syfer

- Knowles Syfer (formerly Syfer Technology Limited) is a premier global manufacturer renowned for innovative application specific high-voltage, Hi-Q RF MLCCs and thru-hole/SMT EMI suppression filters. Our comprehensive product range includes; MLCCs include RF/Microwave/ultra-low ESR, high voltage to 12 k VDC, 250 VAC ratings, safety certified SMDs as well as space-grade parts. Our patented StackiCap™ is a unique capacitor assembly designed to achieve high capacitance and high voltage.
Syfer’s EMI filter lineup has SMD feed through capacitors rated to 3 A, SMD C and Pi filters rated to 20 A and X2Y® technology.
The broad Syfer AEC Q200 qualified family features both surface mount EMI filters and high-voltage MLCCs focused on the HEV and EV automotive market.
Worldwide manufacturing operations include a brand new facility in Suzhou, China, equipped with modern equipment to assure consistent, high quality products to meet the growing needs of our global markets.
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Product List

1808Y6K00470JCT Image
  • Part#:1808Y6K00470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 1808
  • In Stock:87808
$0.214/pcsRFQ
1206Y0160221MDR Image
  • Part#:1206Y0160221MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V X7R 1206
  • In Stock:176055
$0.115/pcsRFQ
1206J1000122KCR Image
  • Part#:1206J1000122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1206
  • In Stock:193390
$0.104/pcsRFQ
0805J0631P00DCT Image
  • Part#:0805J0631P00DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 63V C0G/NP0 0805
  • In Stock:391065
$0.059/pcsRFQ
1808Y0250102JXT Image
  • Part#:1808Y0250102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V X7R 1808
  • In Stock:150355
$0.143/pcsRFQ
1808J2K50821MXT Image
  • Part#:1808J2K50821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV X7R 1808
  • In Stock:121635
$0.157/pcsRFQ
1808Y0160472GFT Image
  • Part#:1808Y0160472GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 1808
  • In Stock:65598
$0.32/pcsRFQ
1812Y1000223GAR Image
  • Part#:1812Y1000223GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .022UF 100V C0G/NP0 1812
  • In Stock:28138
$1.346/pcsRFQ
1808Y6K00270KCR Image
  • Part#:1808Y6K00270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 6KV C0G/NP0 1808
  • In Stock:134312
$0.156/pcsRFQ
2225J2500470JFR Image
  • Part#:2225J2500470JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 2225
  • In Stock:29250
$1.27/pcsRFQ
1210Y0100222FCR Image
  • Part#:1210Y0100222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V C0G/NP0 1210
  • In Stock:53930
$0.618/pcsRFQ
1812J0100154KCR Image
  • Part#:1812J0100154KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 10V C0G/NP0 1812
  • In Stock:40142
$0.817/pcsRFQ
1206J0504P30HQT Image
  • Part#:1206J0504P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 50V C0G/NP0 1206
  • In Stock:46361
$0.668/pcsRFQ
1206J6300181FCR Image
  • Part#:1206J6300181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 1206
  • In Stock:81466
$0.275/pcsRFQ
2220J2500334KXR Image
  • Part#:2220J2500334KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 250V X7R 2220
  • In Stock:56175
$0.705/pcsRFQ
0805J0630152KFT Image
  • Part#:0805J0630152KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 0805
  • In Stock:209415
$0.114/pcsRFQ
0603J2000682JXR Image
  • Part#:0603J2000682JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V X7R 0603
  • In Stock:343991
$0.064/pcsRFQ
1808J1K00821GCR Image
  • Part#:1808J1K00821GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 1808
  • In Stock:78180
$0.287/pcsRFQ
1206J0160101FCT Image
  • Part#:1206J0160101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 1206
  • In Stock:83432
$0.274/pcsRFQ
1206Y2K00160KQT Image
  • Part#:1206Y2K00160KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 2000V C0G/NP0 1206
  • In Stock:83874
$0.26/pcsRFQ
1808J0630120GFR Image
  • Part#:1808J0630120GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1808
  • In Stock:65086
$0.293/pcsRFQ
0603Y1500121GQT Image
  • Part#:0603Y1500121GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 150V C0G/NP0 0603
  • In Stock:60140
$0.327/pcsRFQ
2220J1K50122KCR Image
  • Part#:2220J1K50122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.5KV C0G 2220
  • In Stock:49141
$0.721/pcsRFQ
0805J0250221FFR Image
  • Part#:0805J0250221FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 0805
  • In Stock:68275
$0.276/pcsRFQ
2220Y5K00182JXT Image
  • Part#:2220Y5K00182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 5KV X7R 2220
  • In Stock:61774
$0.533/pcsRFQ
  • Part#:2225Y1K00221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:21550
$1.785/pcsRFQ
1206J0630220FCT Image
  • Part#:1206J0630220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 1206
  • In Stock:66060
$0.286/pcsRFQ
1210Y0500122MER Image
  • Part#:1210Y0500122MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V X7R 1210
  • In Stock:100282
$0.206/pcsRFQ
1825J0160151JCT Image
  • Part#:1825J0160151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 1825
  • In Stock:45814
$0.801/pcsRFQ
1812JA250151JCTSY2 Image
  • Part#:1812JA250151JCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1812
  • In Stock:90188
$0.385/pcsRFQ
0603Y2501P80CCR Image
  • Part#:0603Y2501P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 250V C0G/NP0 0603
  • In Stock:277838
$0.073/pcsRFQ
1812J6300222KAT Image
  • Part#:1812J6300222KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V C0G/NP0 1812
  • In Stock:75442
$0.455/pcsRFQ
1825Y2500562JCR Image
  • Part#:1825Y2500562JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V C0G/NP0 1825
  • In Stock:32051
$0.956/pcsRFQ
0805Y2000221KUT Image
  • Part#:0805Y2000221KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 0805
  • In Stock:102807
$0.222/pcsRFQ
0805J0500391JAT Image
  • Part#:0805J0500391JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 0805
  • In Stock:276395
$0.083/pcsRFQ
0805J1500270JQT Image
  • Part#:0805J1500270JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 150V C0G/NP0 0805
  • In Stock:114141
$0.18/pcsRFQ
1210Y0100821FCT Image
  • Part#:1210Y0100821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 1210
  • In Stock:62261
$0.601/pcsRFQ
1825J1K00683MXT Image
  • Part#:1825J1K00683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 1KV X7R 1825
  • In Stock:54330
$0.602/pcsRFQ
  • Part#:1808J0160182GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 1808
  • In Stock:99261
$0.23/pcsRFQ
1206Y0160153MDT Image
  • Part#:1206Y0160153MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 1206
  • In Stock:178742
$0.113/pcsRFQ
1206J6308P20DAR Image
  • Part#:1206J6308P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 630V C0G/NP0 1206
  • In Stock:169302
$0.113/pcsRFQ
1210J0630151JAT Image
  • Part#:1210J0630151JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1210
  • In Stock:76920
$0.252/pcsRFQ
2225Y0630392GCT Image
  • Part#:2225Y0630392GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 2225
  • In Stock:19660
$1.74/pcsRFQ
1825J2500391JCR Image
  • Part#:1825J2500391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1825
  • In Stock:40460
$0.738/pcsRFQ
1206Y0161P00BCR Image
  • Part#:1206Y0161P00BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 16V C0G/NP0 1206
  • In Stock:99727
$0.241/pcsRFQ
0505J0630560GQT Image
  • Part#:0505J0630560GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 0505
  • In Stock:68114
$0.349/pcsRFQ
1206J2000681JQT Image
  • Part#:1206J2000681JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 1206
  • In Stock:59095
$0.321/pcsRFQ
0603Y0500300KQT Image
  • Part#:0603Y0500300KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 50V C0G/NP0 0603
  • In Stock:215473
$0.104/pcsRFQ
0603Y2000272MET Image
  • Part#:0603Y2000272MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 0603
  • In Stock:342901
$0.065/pcsRFQ
1812Y1K50331MXR Image
  • Part#:1812Y1K50331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV X7R 1812
  • In Stock:72947
$0.26/pcsRFQ
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